The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 09, 2026

Filed:

May. 03, 2022
Applicants:

Safran Aircraft Engines, Paris, FR;

Alliance, Saint-Vit, FR;

Inventors:

Victor Desnoyer, Moissy-Cramayel, FR;

Mickaël Mabrut, Moissy-Cramayel, FR;

Clément Gillot, Moissy-Cramayel, FR;

Guillaume Paul Martin, Moissy-Cramayel, FR;

Assignees:

SAFRAN AIRCRAFT ENGINES, Paris, FR;

ALLIANCE, Saint Vit, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F 5/04 (2006.01); F01D 5/14 (2006.01);
U.S. Cl.
CPC ...
F01D 5/141 (2013.01); B22F 5/04 (2013.01); F05D 2220/323 (2013.01); F05D 2230/22 (2013.01); F05D 2230/40 (2013.01); F05D 2240/30 (2013.01);
Abstract

The invention relates to a process for manufacturing a turbomachine blade, wherein: —a part () is manufactured comprising a foot (), a heel () and an air stream zone () extending between the foot and the heel, the air stream zone comprising at least one protuberance () projecting from a main face () of the zone, the manufacturing being performed by injecting a mixture comprising a binder and a powder, the powder comprising at least a metal or a ceramic: —debinding is performed on the part so as to eliminate a greater quantity of the binder from the part: —heat treatment is performed on the part; and—the or each protuberance is eliminated from the air stream zone.


Find Patent Forward Citations

Loading…